Dinna Cruz, M.D.
NPI 1659624732ActiveIndividual· Internal Medicine, Nephrology· San Diego, CA
Internal Medicine, Nephrology (M.D.) with Regents of the University of California, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $189,630 for 584 claims, against $78,544 paid for services in 2024. Ardelyx, Inc. was the largest of 3 companies reporting payments in 2025, $142.56 in all, mostly food and beverage. Lists Uc San Diego Health Hillcrest - Hillcrest Med Ctr as a hospital affiliation.
Overview
| NPI | 1659624732 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 26, 2012 |
| Last updated in NPPES | Oct 26, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 034137 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 172 |
|---|---|
| Services billed | 625 across 23 procedure codes |
| Paid by Medicare | $78,544 |
Part D prescriptions in 2024
| Prescriptions (claims) | 584 · 1,093 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $189,630 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of CaliforniaSan Diego, CA · 2,089 clinicians
Hospital affiliation
- Uc San Diego Health Hillcrest - Hillcrest Med CtrSan Diego, CA
Other facilities
- Fresenius Medical Care RavenDialysis facility · San Diego, CA
- Home Dialysis Therapies of San Diego-NorthDialysis facility · San Diego, CA
- Ikidney DialysisDialysis facility · San Diego, CA
Industry payments (Open Payments)
- 2025$142.56 · 11 payments from 3 companies
- 2024$37.58 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ardelyx, Inc. | $67.34 | 1 |
| Kyowa Kirin, Inc. | $50.00 | 1 |
| Travere Therapeutics, Inc. | $25.22 | 9 |
What the 2025 payments were for
- Food and Beverage$117.34 · 2 payments
- Education$25.22 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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